M. Cagy, A.F.C. Infantosi, A.I. França and M. Lemle. Statistical analysis of event-related potential elicited by verb-complement merge in Brazilian Portuguese. Braz J Med Biol Res 2006; 39: 1465-1474.  

Figure 2. Example of resulting grand-averaged event-related potentials for all derivations in: A, nominal and B, pronominal object series. Thick and thin lines refer to incongruous and congruous sentences respectively.